EP 0031611 A3 19811230 - METHOD AND APPARATUS FOR THE OFFSHORE JOINING OR ALIGNING OF PIPE STRINGS NEAR THE SURFACE OF A BODY OF WATER
Title (en)
METHOD AND APPARATUS FOR THE OFFSHORE JOINING OR ALIGNING OF PIPE STRINGS NEAR THE SURFACE OF A BODY OF WATER
Publication
Application
Priority
US 10682079 A 19791226
Abstract (en)
[origin: EP0031611A2] An eccentric hinge is provided for laying offshore pipelines which facilitates joining long segments 20, 21 of a pipeline by raising adjacent ends of the segments 20, 21, attaching the hinge 30 thereto, and lowering the segments 20, 21 and hinge 30 to the sea floor while remotely applying tension to one of the segments.
IPC 1-7
IPC 8 full level
F16L 1/26 (2006.01)
CPC (source: EP)
F16L 1/26 (2013.01)
Citation (search report)
- GB 1498790 A 19780125 - BRITISH PETROLEUM CO, et al
- NL 62061 C
- US 4159189 A 19790626 - FOSTER ROBERT D [US], et al
- US 3431739 A 19690311 - RICHARDSON THOMAS W G, et al
- DE 2542539 A1 19760415 - BRITISH PETROLEUM CO, et al
- US 3592239 A 19710713 - ADLER CYRUS
- THE OIL AND GAS JOURNAL, July 7, 1975 J.W. ELLS " Scours and spanning threaten sea lines" pages 67-71. * Page 70, right-hand column, line 5 to page 71, center column, line 18; figures 4,6 *
Designated contracting state (EPC)
DE FR GB IT NL
DOCDB simple family (publication)
EP 0031611 A2 19810708; EP 0031611 A3 19811230; EP 0031611 B1 19840418; AU 539075 B2 19840913; AU 6539780 A 19810702; CA 1153566 A 19830913; DE 3067587 D1 19840524; ES 497750 A0 19820201; ES 8202626 A1 19820201; NO 151300 B 19841203; NO 151300 C 19850313; NO 803774 L 19810629; NZ 195834 A 19831130
DOCDB simple family (application)
EP 80201156 A 19801204; AU 6539780 A 19801215; CA 364015 A 19801105; DE 3067587 T 19801204; ES 497750 A 19801215; NO 803774 A 19801215; NZ 19583480 A 19801215